What will be the product, if dilute hydrochloric acid is added to FeS?
A
Element
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B
Mixture
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C
Compound
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D
None of these
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Solution
The correct option is B Compound If you heat iron filings ans sulphur to a sufficiently high temperature you form iron sulphide Fe+S→FeS If you add HCl to this the following reaction occurs: FeS+2HCl→FeCl2+H2S H2S gas is given off and iron chloride is produced.